﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp10
{
    class cc
    {
        public double r { get; set; }
        public cc(string v) { }

        public void Sculuer()
        {

            Console.WriteLine("圆的面积是{0}",this .r*this .r*3.14);
        }

        public double a { get; set; }
        public double b { get; set; }

        public cc(double a1,double b1) {
            this.a = a1;
            this.b = b1;
        }

        internal void sum()
        {
            throw new NotImplementedException();
        }

        public void Srectangle() {

            Console.WriteLine("长方形面积是{0}",this .a*this .b);
        }

        internal void sum2()
        {
            throw new NotImplementedException();
        }

        internal void sum1()
        {
            throw new NotImplementedException();
        }
    }
}
